 |
| |||
| acceleration constant | |||
| 加速常数: 10 phrases in 4 subjects |
| Electric machinery | 1 |
| Hydroelectric power stations | 4 |
| Space | 3 |
| Technology | 2 |
|
| |||
| acceleration constant | |||
| 加速常数: 10 phrases in 4 subjects |
| Electric machinery | 1 |
| Hydroelectric power stations | 4 |
| Space | 3 |
| Technology | 2 |